根据首字母和汉语提示完成单词。
1. When you are in public, you m______ talk too loudly?
2. People usually shake h______ with others when they meet for the first time?
3. It's ______ (礼貌的) to wait for everyone to put some food on their plates?
4. The man and the woman can't see each other the night before the ______ (婚礼)?
5. Joan and Chris got m______ last year.How happy they are!
